BS EN 13763-5-2003 Explosives for civil uses - Detonators and relays - Determination of resistance to cutting damage of leading wires and shock tubes《民用爆炸物 雷管和传爆管 引线和激波管耐切割损坏的测定》.pdf

1、BRITISH STANDARD BS EN 13763-5:2003 Incorporating Corrigendum No. 1 Explosives for civil uses Detonators and relays Part 5: Determination of resistance to cutting damage of leading wires and shock tubes The European Standard EN 13763-5:2003 has the status of a British Standard ICS 71.100.30 BS EN 13

2、763-5:2003 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 19 November 2003 BSI 22 January 2004 ISBN 0 580 42934 2 National foreword This British Standard is the official English language version of EN 13763-5:2003. The UK participation in i

3、ts preparation was entrusted to Technical Committee CII/61, Explosives for civil uses, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European

4、publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all th

5、e necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on th

6、e interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 11 and a back cover. The

7、BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments 14985 Corrigendum No. 1 22 January 2004 Correction to part number on front coverEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN137635 November2003

8、 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsandrelaysPart5: Determinationofresistancetocuttingdamageofleadingwires andshocktubes ExplosifsusagecivilDtonateursetrelaisPartie5: Dterminationdelarsistancedufildamorageetdutube transmissiondondesdechocauxdommagesparcoupes Explosivstoffefr

9、zivileZweckeZnderund VerzgerungselementeTeil5:Bestimmungder WiderstandsfhigkeitvonZnderdrhtenund ZndschluchengegenSchnittbelastung ThisEuropeanStandardwasapprovedbyCENon7September2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an St

10、andardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebyt

11、ra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Nether

12、lands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalM

13、embers. Ref.No.EN137635:2003EEN137635:2003(E) 2 Contents page Foreword3 Introduction .5 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Apparatus .5 5 Testpieces. .8 6 Procedure .9 7 Testreport . .9 AnnexA (informative) Rangeofapplicabilityofthetestmethod.10 AnnexZA (informative) Claus

14、esofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives. . 11EN137635:2003(E) 3 Foreword Thisdocument(EN137635:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explosivesforcivil uses“,thesecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofana

15、tionalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMay2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby May2004. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirements

16、ofEUDirective(s). FortherelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisstandard. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle ExplosivesforcivilusesDetonators andrelays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements EN1376

17、32 Part2:Determinationofthermalstability EN137633 Part3:Determinationofsensitivenesstoimpact EN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes EN137636 Part6:Determinationofresistancetocrackingatlowtemperaturesofleadingwires EN137637 Part7:Determinationofthemechanicalstre

18、ngthofleadingwires,shocktubes,connections, crimpsandclosures EN137638 Part8:Determinationofresistancetovibrationofplaindetonators EN137639 Part9:Determinationofresistancetobendingofdetonators EN1376311 Part11:Determinationofresistancetodamagebydroppingofdetonatorsandrelays EN1376312 Part12:Determina

19、tionofresistancetohydrostaticpressure prEN1376313 Part13:Determinationofresistanceofelectricdetonatorsagainstelectrostaticdischarge prEN1376315 Part15:Determinationofequivalentinitiatingcapability prEN1376316 Part16:Determinationofdelayaccuracy prEN1376317 Part17:Determinationofnofirecurrentofelectr

20、icdetonators prEN1376318 Part18:Determinationofseriesfiringcurrentofelectricdetonators prEN1376319 Part19:Determinationoffiringimpulseofelectricdetonators EN1376320 Part20:Determinationoftotalelectricalresistanceofelectricdetonators prEN1376321 Part21:Determinationofflashovervoltageofelectricdetonat

21、ors prEN1376322 Part22:Determinationofcapacitance,insulationresistanceandinsulationbreakdownofleading wiresEN137635:2003(E) 4 EN1376323 Part23:Determinationoftheshockwavevelocityofshocktubes EN1376324 Part24:Determinationoftheelectricalnonconductivityofshocktubes prEN1376325 Part25:Determinationoftr

22、ansfercapabilityofsurfaceconnectorsandcouplingaccessories prEN1376326 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe functionofdetonatorsandrelays CEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystems AnnexAisinformative. According

23、totheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,

24、SwitzerlandandtheUnitedKingdom.EN137635:2003(E) 5 Introduction Duringusageonsite,theinsulationontheleadingwiresofelectricdetonatorsandtheplastictubingofshocktube tobeusedinnonelectricdetonatorassembliescanbesubjectedtocuttingforceswhendrawnoverasharpedge. Intheformer,theplasticsmaterialiswornawaygra

25、duallybyabrasiontocausefailureoftheinsulationortubing.In thelatter,thesharpedgecutsdirectlyintothematerial.Thisstandarddealswiththelattercasebydeterminingthe abilityofleadingwireinsulation/shocktubetoresistthecuttingforceslikelytobeexperiencedinnormaluse. 1Scope ThisEuropeanStandardspecifiesamethodf

26、ordeterminingtheresistancetofailureoftheplasticmaterialsusedin insulationofleadingwiresofelectricdetonators,orthetubingofshocktubenonelectricdetonators,whendrawn overasharpedgeunderspecifiedloadingconditions. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsf

27、romotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelat

28、esteditionofthe publicationreferredtoapplies.(includingamendments) EN138571:2003; ExplosivesforcivilusesPart1:Terminology. ENISO/IEC17025;Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsand

29、definitionsgiveninEN138571:2003apply. 4Apparatus 4.1 Cuttingdamageapparatus ThecuttingdamageapparatusshallincorporatethebasicprinciplesshowninFigure1comprisingthefollowing components. 4.1.1 Tungstencarbideedge, havinga90 cuttingedgeradiusedto(0,070,02)mm; 4.1.2 PulleyA, havingadiameterof(43,00,5)mm;

30、 4.1.3 PulleyB, havingadiameterof(33,00,5)mm; 4.1.4 Electricmotor, withagearboxcapableofrotatingpulleyBat0,125 0 +0,008 r/sandmaintainingitsfinal positionwhenthepowertothemotorisswitchedoff; 4.1.5 Electricaldevice, todetectwhenelectricalcontactismadebetweentheconductorintheleadingwireand thecuttinge

31、dge(see4.1.1);EN137635:2003(E) 6 4.1.6 Springbalance,orsimilaralternativearrangement,capableofapplyingagraduallyincreasingforceand indicatingitsvalue. Dimensionsinmillimetres Key 1 Springbalance 2 Tungstencarbideedge 3 PulleyA 4 PulleyB 5 Remainingshocktube/leadingwire 6 Suitableattachmenttoshocktub

32、e/leadingwire 7 (375 20)mmatstartoftest 8 Suitableattachmenttoshocktube/leadingwire(remaindernotshown). Figure1Principleoftestapparatus Figure2showsanexampleofanapparatus,withequivalentalternativearrangementsforapplyingandrecording themaximumvalueofappliedforce.EN137635:2003(E) 7 Dimensionsinmillime

33、tres Key 1 Internalradius200mm 2 Shocktube/leadingwire 3 Tungstencarbideedge 4 PulleyA 5 PulleyB 6 Movablebalanceweightof(860 10)g 7 Diameter(12 0,2)mm 8 Armofaleveronsteelwiththicknessof(8,5 0,2)mm 9P r o t r a c t o r 10 Movableload Figure2Exampleofatestapparatus 4.2 Immersiontestapparatus Immersi

34、ontestapparatus,asshowninFigure3,comprisingthefollowingcomponents: 4.2.1 Cylindricalbendingrig, capableofbendingandmaintainingthetestpiecesofshocktubeina“U“formwith abendingradiusof(1,60,1)timesthediameteroftheshocktube. 4.2.2 Tankofwater, deepenoughtoallowthecutportionofshocktubetobeimmersedto(0,50

35、0,05)m.EN137635:2003(E) 8 Dimensionsinmetres Key 1 Shocktube 2W a t e r 3 Cylindricalbendingrig 4 Rodwithadiameterequaltothediameteroftheshocktube 5 Cutsurfaceofshocktubeontheouterradius Figure3Watertankandbendingrig 4.3 Conditioningchamber, capableofmaintainingthehighesttemperatureclaimedbythemanuf

36、acturerwithin 2 C. 5 Testpieces 5.1 Leadingwires Select20lengthsofleadingwire,each(3,0 0,5)mlong,from20detonatorsofaspecifictypehavingthesame leadingwiretype,compositionanddimensions.Thetestpiecescanbeselectedfromdetonators,fromwhichthe piecesarecut,orfromwiressuppliedbythemanufacturerofthedetonator

37、.Ifthedetonatorhastwinwiresthey shallnotbeseparatedandshallbeparallelandflatattesting. 5.2 Shocktubes Select20lengthsofshocktube,each(3,0 0,5)mlong,from20detonatorsofaspecifictypehavingthesame shocktubingtype,compositionanddimensions.Thetestpiecescanbeselectedfromdetonators,fromwhichthe piecesarecut

38、,orfromshocktubessuppliedbythemanufacturerofthedetonator.EN137635:2003(E) 9 6Procedure 6.1Conditioning Conditionthetestpiecesintheconditioningchamber(see4.3)atthehighesttemperatureclaimedbythe manufacturerwithin2 Cforatleast2hpriortotesting. 6.2 Detonatorleadingwires Foreachofthe20testpiecesattachon

39、eendoftheleadingwiretothespringbalanceandtheotherendtopulley B(drivenbythemotor)sothatitpassesoverthetungstencarbidecuttingedgeandpulleyA,asshowninFigure1. Carryoutthetestatthehighesttemperatureclaimedbythemanufacturerwithin2 C. Starttheelectricmotortodrawthewireoverthecuttingedgeandapplythegraduall

40、yincreasingload. Whenthespringbalanceorsimilararrangementreads(7,00,5)Nstoptheapparatusandremovetheleading wires. Recordwhethertherehasbeenanelectricalcontactbetweentheleadingwireconductorandthetungstencarbide cuttingedge. 6.3 Shocktubes Foreachofthe20testpieces,attachoneendoftheshocktubetothespring

41、balanceandtheotherendtopulleyB (drivenbythemotor)sothatitpassesoverthetungstencarbidecuttingedgeandpulleyA,asshowninFigure1. Carryoutthetestatthehighesttemperatureclaimedbythemanufacturerwithin2 C. Starttheelectricmotortodrawtheshocktubeoverthecuttingedgeandapplythegraduallyincreasingload. Whenthesp

42、ringbalanceorsimilararrangementreads(7,00,5)Nstoptheapparatusandremovetheshock tube.Itshallbecooleddownto(202) Cbeforeinsertinginthebendingrig. Inserttheshocktubeintothebendingrigsothatthetubeisbentintoa”U”shapewiththecutsurfaceisonthe outerradiusofthebend.Puttheshocktubeandthebendingrigintothetanko

43、fwatersothatthefreeendsare abovethewaterandthecutsurfaceisbelowthewateratadepthof(0,500,05)m(seeFigure3).Storefor24h at(205) C. Afterstoringinthewater,keepitinthebendingrig,attachawitnesspapertooneendandattempttoinitiateitin theotherendwithin1husingthemanufacturersrecommendedinitiatingdevice.Recordwhetherornotthetube initiates.Ifthetubeinitiates,recordwiththewitnesspaperwhetherornotitpropagatesalongitsent